11321311153 has 2 divisors, whose sum is σ = 11321311154. Its totient is φ = 11321311152.

The previous prime is 11321311121. The next prime is 11321311187. The reversal of 11321311153 is 35111312311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11319257664 + 2053489 = 106392^2 + 1433^2 .

It is a cyclic number.

It is not a de Polignac number, because 11321311153 - 2⁵ = 11321311121 is a prime.

It is not a weakly prime, because it can be changed into another prime (11321311193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660655576 + 5660655577.

It is an arithmetic number, because the mean of its divisors is an integer number (5660655577).

Almost surely, 2^11321311153 is an apocalyptic number.

It is an amenable number.

11321311153 is a deficient number, since it is larger than the sum of its proper divisors (1).

11321311153 is an equidigital number, since it uses as much as digits as its factorization.

11321311153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 270, while the sum is 22.

Adding to 11321311153 its reverse (35111312311), we get a palindrome (46432623464).

The spelling of 11321311153 in words is "eleven billion, three hundred twenty-one million, three hundred eleven thousand, one hundred fifty-three".